Overview & Specifications
WiiM Ultra - Digital Hub for Your Music Experience audiophile-grade streaming with the WiiM Ultra—a sleek, all-in-one preamp that transforms your audio setup with high-resolution playback, a premium ESS SABRE DAC, and powerful connectivity including HDMI ARC, phono input, Wi-Fi 6E, and Bluetooth 5.3. With multi-room support, built-in room correction, and voice assistant compatibility, it's the ultimate hub for smart, high-fidelity sound.
Key Features:
- High-Resolution Audio Support: Features a premium 32-bit/384kHz ESS ES9038 Q2M SABRE DAC for exceptional audio quality.
- Comprehensive Connectivity:
- Inputs: HDMI ARC, optical, analog RCA, and phono (supports MM and MC cartridges)
- Outputs: Analog RCA line out, dedicated subwoofer output with adjustable crossover and EQ, digital optical and coaxial, USB audio out, and 3.5mm headphone jack
- Advanced Wireless Capabilities: Supports Wi-Fi 6E and Bluetooth 5.3 for high-speed, stable wireless streaming.
- Smart Home Integration: Compatible with Alexa and Google
- Assistant for hands-free voice control.
- Multi-Room Audio: Can be grouped with other WiiM devices for synchronized, whole-home audio.
- User-Friendly Interface: Equipped with a 3.5-inch full-color touchscreen and physical volume knob for intuitive control.
- Built-In Room Correction: Uses acoustic measurements to auto-calibrate and optimize speaker and subwoofer output for your room.
- Extensive Streaming Support: Supports Chromecast Audio, DLNA, Spotify Connect, TIDAL Connect, Amazon Music Casting, Qplay 2.0,
- Squeezelite, and Roon Ready (pending).
- Wide Format Compatibility: Compatible with MP3, AAC, ALAC, APE, FLAC, AIFF, WAV, WMA, and OGG audio files.
- Elegant Design: Housed in a sleek aluminum chassis that complements any modern audio setup.
Specifications:
- Dimensions: 8.3" x 7.87" x 2.83" (211 mm x 200 mm x 72 mm)
- Weight: 3.13 lbs (1.42 kg)
- Power Input: 100–240V AC, 50/60 Hz, 0.5A Max
- Touch Display: 3.5" glass-covered vibrant touchscreen
- Displays widgets, album art, playback control, queue, presets, EQ, inputs/outputs, and settings
- Guides users through setup (OOBE) and firmware updates (OTA)
- Provides feedback for playback mode changes
- Control Interfaces
- LCD Touchscreen: 3.5-inch for control and settings
- Volume Knob: Adjusts volume and functions as a play/pause button
- LED Indicator: 4-color RGBW LED shows device status
Input Options
- Analog Inputs:
- Line-In (RCA): For external sources like CD players or PCs
- Phono Input: For turntables without built-in preamps
Digital Inputs
- Optical (TOSLINK): 2-channel PCM stereo up to 24-bit/192kHz
- HDMI ARC: Supports PCM and Dolby Digital 5.1 from TVs
Wireless Connectivity:
- Bluetooth 5.3: A2DP, AVRCP, HID; compatible with WiiM voice remote
- Wi-Fi 6 (Upgradeable to Wi-Fi 6E): High-speed, stable streaming
- USB Port: Supports storage devices formatted in FAT32, NTFS, or EXT4
Output Options
- Analog Outputs:
- Line-Out (RCA): Max output 2.1V RMS
- Headphone Out: 3.5mm jack
Digital Outputs:
- Optical (TOSLINK): Up to 24-bit/192kHz
- Coaxial (S/PDIF): Up to 24-bit/192kHz
- USB Audio Out: UAC 2.0 compliant, up to 24-bit/192kHz
- Subwoofer Output: Dedicated powered subwoofer connection
- 12V Trigger Out: Enables auto power control of connected devices
- Audio Performance
Line Out:
- DAC: ESS ES9038Q2M SABRE
- SNR: 121 dB (A-weighted)
- THD+N: -115 dB (0.00018%)
-
Headphone Out:
- 300 ohms: SNR 119 dB, THD+N -99 dB
- 32 ohms: SNR 119 dB, THD+N -92 dB
- EQ: 24 presets, 10-band graphic EQ, 10-band parametric EQ
- Audio Formats Supported: AAC, ALAC, FLAC, MP3, WAV, WMA, and more
- Max Sampling Rate: 192kHz / 24-bit
External Storage
- Access personal media and serve content to other WiiM or DLNA devices
- Supports FAT32, NTFS, and EXT4 formats
- Supported Streaming Protocols
- Spotify Connect
- TIDAL Connect
- Google Cast Audio (CastLite)
- Alexa Built-in
- DLNA
- Squeezelite
- Roon Ready
- Package Contents
- User Guide x1
- Power Cable x1
- RCA Cable x1
- HDMI Cable x1
- Optical Cable x1
- Remote Control x1
- Phono Ground Adapter x1